Commitment Fee Under Credit Facilities (Detail)
|
12 Months Ended |
Dec. 31, 2015 |
|---|
| Range One [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Commitment Fee |
0.40%
|
| Letter Of Credit Fee |
3.00%
|
| Range One [Member] | Abr Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
2.00%
|
| Range One [Member] | Eurodollar Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
3.00%
|
| Range Two [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Commitment Fee |
0.35%
|
| Letter Of Credit Fee |
2.50%
|
| Range Two [Member] | Abr Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
1.50%
|
| Range Two [Member] | Eurodollar Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
2.50%
|
| Range Three [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Commitment Fee |
0.30%
|
| Letter Of Credit Fee |
2.00%
|
| Range Three [Member] | Abr Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
1.00%
|
| Range Three [Member] | Eurodollar Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
2.00%
|
| Range Four [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Commitment Fee |
0.25%
|
| Letter Of Credit Fee |
1.50%
|
| Range Four [Member] | Abr Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
0.50%
|
| Range Four [Member] | Eurodollar Loans [Member] |
|
| Line of Credit Facility [Line Items] |
|
| Margin on Loans |
1.50%
|